Antitheft apparatus for equipment with prime mover

摘要

In an apparatus for preventing theft of equipment such as outboard motor having a prime mover (engine), a prime mover controller and an authenticator (26) that acquires ID information from an electronic key when the key is brought close thereto by an operator and gives a permission to the prime mover controller to start the prime mover when acquired ID information is determined to correspond with authentication ID information, the permission was given is stored, and the authenticator determines whether the information is stored each time when activated (S12), and gives the permission to the prime mover controller immediately when it is determined that it is stored (S32), thereby enabling to easily restart the prime mover without authentication operation.